sc16c554dbib64 NXP Semiconductors, sc16c554dbib64 Datasheet - Page 37

• Manufacturer Part Number: sc16c554dbib64
• Description: 5 V, 3.3 V And 2.5 V Quad Uart, 5 Mbit/s Max. With 16-byte Fifos
• Manufacturer: NXP Semiconductors

Philips Semiconductors
8. Limiting values
SC16C554B_554DB_3
Product data sheet
7.10 SC16C554B/554DB external reset conditions
7.9 Scratchpad Register (SPR)
The SC16C554B/554DB provides a temporary data register to store 8 bits of user
information.
Table 22:
Table 23:
Table 24:
In accordance with the Absolute Maximum Rating System (IEC 60134).
Register
IER
ISR
LCR
MCR
LSR
MSR
FCR
Output
TXA, TXB, TXC, TXD
RTSA, RTSB, RTSC, RTSD
DTRA, DTRB, DTRC, DTRD
RXRDY
TXRDY
Symbol
V
V
T
T
P
amb
stg
CC
n
tot(pack)
Reset state for registers
Reset state for outputs
Limiting values
Parameter
supply voltage
voltage at any pin
ambient temperature
storage temperature
total power dissipation per
package
Reset state
IER[7:0] = 0
ISR[7:1] = 0; ISR[0] = 1
LCR[7:0] = 0
MCR[7:0] = 0
LSR[7] = 0; LSR[6:5] = 1; LSR[4:0] = 0
MSR[7:4] = input signals; MSR[3:0] = 0
FCR[7:0] = 0
5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.) with 16-byte FIFOs
Rev. 03 — 1 September 2005
Reset state
HIGH
HIGH
HIGH
HIGH
LOW
Conditions
SC16C554B/554DB
Min
-
GND
-
40
65
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
0.3
Max
7
V
+85
+150
500
CC
+ 0.3
Unit
V
V
mW
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C
C